Boiler Repairs
Rapid fault diagnosis and repairs for broken or unreliable boilers across all major brands.
Gas Safe Registered • Same-Day Response Available
Fast boiler repairs, expert servicing, and quality installations for homes and businesses. Trusted local engineers with 24/7 emergency call-out support.
Local Family Business
Known across Bristol for reliable, friendly service
Gas Safe Registered
Qualified for all aspects of domestic gas work
24/7 Call-Out
Emergency response when your heating stops
Free Quotes
Clear pricing before any work starts
What we do
Rapid fault diagnosis and repairs for broken or unreliable boilers across all major brands.
Annual servicing that helps improve efficiency, prevent faults, and keep your system safe.
Professional installations and upgrades tailored to your property and budget.
From radiator issues to circulation faults, we fix full-system heating problems fast.
Gas safety checks and certification support for landlords and rental properties.
Dependable heating support for shops, offices, and commercial premises.
Boiler installations
If your current boiler is beyond repair, we can install a reliable replacement quickly and safely. We also handle boiler re-sites, removals, and full central heating installation work.
Related plumbing and gas support includes radiator maintenance, gas leaks, burst pipes, gas fires, and kitchen plumbing.
Coverage area
Based in Bristol, we provide boiler and heating services throughout the surrounding region.
Why customers choose JBMS
"Excellent same-day service when our boiler failed. Friendly engineer and very fair pricing."
Homeowner, Bristol"Reliable and professional team. They serviced multiple properties for us without hassle."
Landlord, Kingswood"Quick diagnosis and repair completed in one visit. Highly recommend JBMS."
Business Owner, ThornburyContact us
Use this quick form for non-emergency work. For urgent heating or boiler issues, call us directly.
Call 01454 620 876Recommended photo plan
Engineer portrait, branded van, ID-safe Gas Safe certificate shot.
Before/after installations, neat pipework, tidy finished jobs in real homes.
Emergency call-out scenes, radiator fixes, customer handover moments.